An X-ray computed tomography was carried out in two varieties of samples condition: air-dried and moistened behind the field capacity condition. To rich the last one the sample was taken after the tomography and was moistened by the excess water through the base of several filter papers. The moistening stretched in 7 full days with permanent water filling-up until the water table occurred on the base surface. Then the sample was free drained on a sandy base reaching the constant weight without evaporation. After above mentioned process the sample was imaged by microtomograph for 2-3 hours. Wherein, soil humidity was being constant during imaging.
Dmitriy Ivonin (Lomonosov Moscow State University)
July 27, 2020
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